Bicycle frame



1. Bicycle frame

1.1 is a front elevation view of a bicycle frame showing our new design;

1.2 is a rear elevation view thereof;

1.3 is a left side elevation view thereof;

1.4 is a right side elevation view thereof;

1.5 is a top plan view thereof;

1.6 is a bottom plan view thereof; and

1.7 is a perspective view thereof. 

CLAIM The ornamental design for a bicycle frame, as shown and described. 